CN219455947U - Quick detection equipment for mercury in soil - Google Patents
Quick detection equipment for mercury in soil Download PDFInfo
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- CN219455947U CN219455947U CN202320358928.1U CN202320358928U CN219455947U CN 219455947 U CN219455947 U CN 219455947U CN 202320358928 U CN202320358928 U CN 202320358928U CN 219455947 U CN219455947 U CN 219455947U
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Abstract
The utility model particularly relates to the technical field of soil detection, and discloses rapid detection equipment for mercury in soil. Including the rapid detection equipment body, the rapid detection equipment body is formed by sample sampling subassembly, digestion box, heater and fluorescence detector combination, the inside sample sampling subassembly that is provided with of sample box, sample sampling subassembly is provided with servo motor and screw conveyer axle, servo motor drive screw conveyer axle, screw conveyer axle's bottom is provided with the sampling head, screw conveyer axle outer wall upside is connected with screw conveyer blade through fastening screw. According to the utility model, the traditional mercury-containing heavy metal soil detection equipment is improved, the sample sampling assembly is additionally arranged, so that the automatic sampling of samples is realized when the equipment is used in the field, the integration of sampling and detection is realized through the matched use of the digestion box body and the fluorescence detector, the detection is not required to be performed step by step for a plurality of times, and the working efficiency is greatly improved.
Description
Technical Field
The utility model belongs to the technical field of soil detection, and particularly relates to rapid detection equipment for mercury in soil.
Background
Soil environment monitoring refers to determining environmental quality (or pollution level) and trend of change through measurement of representative values of factors affecting soil environment quality. The soil monitoring generally refers to soil environment monitoring, and generally comprises the technical contents of point distribution sampling, sample preparation, analysis methods, result characterization, data statistics, quality evaluation and the like. The method for measuring the mercury content in the soil is more, and a cold atom absorption spectrometry, an inductively coupled plasma mass spectrometry, an inductively coupled plasma emission spectrometry and the like are commonly used.
Traditional soil detection mechanism, at the in-process that detects, need take out the soil sample, carry out chemical examination and detection at utilizing soil check out test equipment, but current soil check out test set need the multiunit step to detect when detecting, need carry out the collection of sample, preparation of sample and spectral detection etc. multiunit step detect, lead to detection process comparatively complicacy, can't detect mercury contained in soil immediately when open-air, therefore this technical scheme provides the quick check out test set of mercury in the soil.
In China, the publication number is: CN111999153a discloses a device, a system and a method for detecting mercury-containing heavy metal soil, by sliding the filter screen onto the detection table, placing sampled soil to be detected on the filter screen, recording readings, then controlling the driving motor to drive the conveyor belt to drive the filter screen to lift, controlling the telescopic driver and the telescopic arm to enable the filter screen to vibrate up and down, so that metal impurities in the soil are separated, the micro cylinder drives the push plate to horizontally stretch and retract, so that the soil on the filter screen is uniformly distributed, the filter screen enters the dust cover, and the blower blows air to the soil on the filter screen, so that residual soil is completely reserved on the detection table, and impurities in the soil are removed, so that the detection result of the heavy metal is more accurate.
Aiming at the problems, innovative design is carried out on the basis of the original rapid detection equipment for mercury in soil.
Disclosure of Invention
Aiming at the technical problems, the utility model aims to provide the rapid detection equipment for mercury in soil, which is characterized in that the traditional soil detection equipment for mercury-containing heavy metals is improved, a sample sampling assembly is additionally arranged, so that the sample is automatically taken when the rapid detection equipment is used in the field, the integration of sampling and detection is realized through the matched use of a digestion box body and a fluorescence detector, the detection is not required to be carried out step by step for a plurality of times, and the working efficiency is greatly improved.
The technical aim of the utility model is realized by the following technical scheme: the utility model provides a quick check out test set of mercury in soil, includes quick check out test set body, quick check out test set body is formed by sample sampling subassembly, digestion box, heater and fluorescence detector combination, sample sampling subassembly, digestion box, heater and fluorescence detector are independent modularization setting, quick check out test set body top is provided with the fluorescence detector, fluorescence detector upside is provided with the heater, and quick check out test set body is provided with the box, and the box is cut apart into sample box and digestion box through the baffle, sample sampling subassembly is provided with sample sampling subassembly in the sample box, sample sampling subassembly is provided with servo motor and screw conveyer shaft, servo motor drive screw conveyer shaft's bottom is provided with the sample head, screw conveyer shaft outer wall upside has screw conveyer blade through fastening screw connection, the feed opening has been seted up on sample sampling subassembly's the inner wall, and the exit end of feed opening is located digestion box inside.
Adopt above-mentioned technical scheme, improve traditional soil check out test set that contains mercury heavy metal, add the sample sampling subassembly, make it when using in the field, autonomously take through soil check out test set and wait to detect soil, utilize the sampling head to break up the soil of caking, and through servo motor drive screw conveying axle rotation, utilize screw conveying axle's rotation, drive screw conveying blade and carry out high-speed rotation, from this through screw conveying blade's high-speed rotation, the soil that drives to take upwards carries, and carry to digestion box inside through the feed opening, digestion.
The utility model is further provided with:
the driving end of the servo motor is connected with the spiral conveying shaft through a coupler, the bottom end of the spiral conveying shaft is connected with a sampling head through a fastening screw, the sampling head is arranged in an inverted triangle, and the sampling head is made of high-strength stainless steel.
By adopting the technical scheme, the soil is conveniently scattered by utilizing the sampling head, and the sampling is convenient.
The utility model is further provided with:
the top end of the digestion box body is connected with a mounting seat of the fluorescence detector through a fastening screw, the upper side of the mounting seat is connected with the fluorescence detector through a fastening screw, the fluorescence detector adopts a common electric fluorescence detector in the market, and an observer and an optical filter are arranged inside the fluorescence detector.
By adopting the technical scheme, the light waves of the detected element pass through the optical filter and are detected and received by the observer, and the content of the detected element can be obtained by observing the atomic fluorescence intensity because the intensity of the fluorescence detector is in direct proportion to the content of the detected element in the sample.
The utility model is further provided with:
the digestion box top is provided with a through hole, the upper side of the through hole is provided with a connecting piece, the connecting piece is connected to the top end face of the digestion box at the outer edge of the through hole through a fastening screw, and the inner wall of the connecting piece is provided with a positioning groove.
The utility model is further provided with:
the heater bottom is provided with the pipeline, and the pipeline outer wall is provided with the locating flange, locating flange and positioning groove cooperation are used to the positioning groove offsets with the locating flange, realizes being connected between heater and the connecting piece, and the inside sealing washer that is provided with of positioning groove, the common electric heater in market is adopted to the heater.
By adopting the technical scheme, the sealing between the heater and the connecting piece is enhanced through the sealing of the sealing ring, so that the heater and the connecting piece are more fastened and stable.
The utility model is further provided with:
the inner wall of the digestion box body is connected with a filter plate through a fastening screw.
By adopting the technical scheme, larger soil particles are filtered through the filter plate.
The utility model is further provided with:
the utility model discloses a rapid detection device which comprises a rapid detection device body, wherein a sensor assembly is arranged on the inner wall of the digestion box body, the sensor assembly is formed by combining an optical sensor and an infrared sensor, the digestion box body is divided into an upper part and a lower part through a filter plate, a light source system is connected to the end face of the side wall of the lower part of the digestion box body through a fastening screw, a reflector and a light supplementing lamp are arranged on the light source system positioned in the digestion box body, the light source system and the sensor assembly are connected with a control system of the rapid detection device body, and the optical sensor is a TSL type sensor.
By adopting the technical scheme, the light source is enhanced by adding the light source system and utilizing the reflector and the light supplementing lamp of the light source system.
In summary, the beneficial technical effects of the utility model are as follows:
1. the rapid detection equipment body is formed by combining the sample sampling assembly, the digestion box body, the heater and the fluorescence detector and is in independent modularized arrangement, so that the rapid detection equipment body replaces the existing integrated rapid detection equipment body, has the characteristic of convenient installation, is convenient to replace and maintain in the later period when damaged or other types of detectors need to be replaced, only needs to replace the damaged assembly when damaged, and improves the practicability.
2. According to the utility model, through improving the traditional mercury-containing heavy metal soil detection equipment and adding the sample sampling assembly, the automatic sampling of the sample is realized when the device is used in the field, and the integration of sampling and detection is realized through the matched use of the digestion box body and the fluorescence detector, so that the detection is not required to be performed step by step for multiple times, and the working efficiency is greatly improved.
Drawings
FIG. 1 is a schematic overall construction of an embodiment of the present utility model;
FIG. 2 is a partial schematic diagram of one embodiment of the present utility model;
FIG. 3 is a schematic view of a sample sampling assembly according to an embodiment of the present utility model;
FIG. 4 is a schematic view of a heater according to an embodiment of the present utility model;
FIG. 5 is a schematic diagram of the structure of a fluorescence detector according to an embodiment of the utility model.
Reference numerals:
1. a rapid detection device body; 2. a sample sampling assembly; 021. a servo motor; 022. a screw conveying shaft; 023. spiral conveying blades; 024. a sampling head; 3. a connecting piece; 031. a positioning groove; 4. a first pipe; 5. a second pipe; 6. a heater; 061. positioning the flange; 7. a light source system; 071. a reflector; 9. sampling the box body; 10. a digestion box body; 11. a filter plate; 12. a sensor assembly; 13. a feed opening; 14. a fluorescence detector; 141. a mounting base; 142. and (5) fastening a bolt.
Detailed Description
The present utility model will be described more fully hereinafter with reference to the accompanying examples.
Referring to fig. 1-5, the rapid detection device for mercury in soil comprises a rapid detection device body 1, wherein the rapid detection device body 1 is formed by combining a sample sampling component 2, a digestion box 10, a heater 6 and a fluorescence detector 14, the sample sampling component 2, the digestion box 10, the heater 6 and the fluorescence detector 14 are all in independent modularized arrangement, the top end of the rapid detection device body 1 is provided with the fluorescence detector 14, the upper side of the fluorescence detector 14 is provided with the heater 6, the rapid detection device body 1 is provided with a box body, the box body is divided into a sampling box 9 and a digestion box 10 through a partition plate, the inner wall of the digestion box 10 is provided with a sensor component 12, the sensor component is formed by combining a light sensor and an infrared sensor, the sample sampling component 2 is arranged in the sampling box 9, the sample sampling component 2 is provided with a servo motor 021 and a spiral conveying shaft 022, the upper side of the outer wall of the spiral conveying shaft 022 is connected with a spiral conveying blade 023 through a fastening screw, the driving end of the servo motor 021 is connected with the spiral conveying shaft 022 through a coupling, the bottom end of the spiral conveying shaft 024 is connected with the spiral 024, and the sampling head is formed by adopting a high-strength stainless steel;
the inner wall of the sample sampling assembly 2 is provided with a blanking opening 13, the outlet end of the blanking opening 13 is positioned inside the digestion box 10, the inner wall of the digestion box 10 is connected with a filter plate 11 through fastening screws, the digestion box 10 is divided into an upper part and a lower part through the filter plate 11, the upper side of the end face of the side wall of the lower part of the digestion box is connected with a light source system 7 through fastening screws, the light source system 7 positioned inside the digestion box 10 is provided with a reflector 071 and a light supplementing lamp, the light source system 7 and the sensor assembly 12 are connected with a control system of the rapid detection equipment body 1, a sensor adopts a sensor of a TSL2561 model, the top end of the digestion box 10 is connected with a mounting seat 141 of a fluorescence detector 14 through fastening screws, the upper side of the mounting seat 141 is connected with the fluorescence detector 14 through fastening screws 142, the fluorescence detector adopts a common electric fluorescence detector on the market, and an observer and a filter are arranged inside the fluorescence detector 14.
The top end of the digestion box body 10 is provided with a through hole, the upper side of the through hole is provided with a connecting piece 3, the connecting piece 3 is connected to the top end face of the digestion box body at the outer edge of the through hole through a fastening screw, and the inner wall of the connecting piece 3 is provided with a positioning groove 031; the bottom of the heater 6 is provided with a pipeline, the outer wall of the pipeline is provided with a positioning flange 061, the positioning flange 061 and the positioning groove 031 are matched for use, the positioning groove 031 is propped against the positioning flange 061, connection between the heater 6 and the connecting piece 3 is achieved, a sealing ring is arranged inside the positioning groove, and the heater adopts a common electric heater in the market.
The application flow and the working principle of the utility model are as follows:
when the rapid detection device is used, firstly, a rapid detection device body is placed on the upper side of soil to be detected, at the moment, a servo motor is started, the servo motor drives a spiral conveying shaft 022 to rotate, at the moment, the spiral conveying shaft 022 drives a sampling head 024 positioned on the outer side of the bottom end of a sampling box body 9 to rotate, the soil is crushed through the rotation of the sampling head, the crushed soil is thrown into the sampling box body 9 under the action of high-speed centrifugal force, at the moment, the material is driven by the high-speed centrifugal force of a spiral conveying blade 023 to obtain a large centrifugal inertia force, the friction force of the blade on the material is overcome, the material is pushed to the periphery of the spiral and is pressed to a shell, a large pressure is formed on the shell, otherwise, the shell generates a large friction force on the material, the friction force is enough to overcome the lower sliding component generated on the spiral surface due to the gravity of the material, the high-speed centrifugal force is utilized to push the material to a blanking port 13, and the required material is conveyed to the blanking port 13 to the inside of the digestion box body 10;
the sensor assembly 12 in the digestion box 10 detects materials, when the required materials reach an advanced set value, the sensor assembly 12 sends out a signal at the moment and conveys the signals into the control system of the rapid detection equipment body 1, the servo motor is closed, the materials are stopped being conveyed, during the continuous conveying process, soil samples are sieved through the filter plates, and the soil samples after sieving automatically fall into the lower half part of the digestion box;
then, quantitative hydrochloric acid and nitric acid are sequentially conveyed into the digestion box 10 through a conveying pipeline of the rapid detection equipment body, the quantitative hydrochloric acid and nitric acid are mixed, digestion liquid is mixed with a sample, then a heater 6 at the top end of the digestion box 10 is started, the temperature is gradually increased through the heater 6, the sample in the digestion box is digested, mercury in soil is changed into mercury vapor, the mercury vapor is diffused into the digestion box 10, at the moment, a light source system in the digestion box supplements light for the digestion box, at the moment, a fluorescence detector 14 emits light with 260 nanometer spectral lines, light waves of measured elements penetrate through a light filter and are detected and received by an observer, and the content of the measured elements can be obtained by observing the atomic fluorescence intensity.
The above description is only a preferred embodiment of the present utility model, and is not intended to limit the scope of the present utility model. All equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.
Claims (7)
1. Quick check out test set of mercury in soil, including the quick check out test set body, the quick check out test set body is formed by sample sampling subassembly, digestion box, heater and fluorescence detector combination, its characterized in that: sample sampling subassembly, clear up box, heater and fluorescence detector and be independent modularization setting, quick check out test set body top is provided with the fluorescence detector, fluorescence detector upside is provided with the heater, and quick check out test set body is provided with the box, and the box is cut apart into sample box and clear up the box through the baffle, sample box inside is provided with sample sampling subassembly, sample sampling subassembly is provided with servo motor and screw conveyer shaft, servo motor drive screw conveyer shaft's bottom is provided with the sampling head, screw conveyer shaft outer wall upside has screw conveyer blade through fastening screw connection, the feed opening has been seted up on sample sampling subassembly's the inner wall, and the exit end of feed opening is located clear up the box inside.
2. The rapid detection apparatus for mercury in soil according to claim 1, wherein: the driving end of the servo motor is connected with the spiral conveying shaft through a coupler, the bottom end of the spiral conveying shaft is connected with a sampling head through a fastening screw, the sampling head is arranged in an inverted triangle, and the sampling head is made of high-strength stainless steel.
3. The rapid detection apparatus for mercury in soil according to claim 1, wherein: the fluorescence detector is provided with the mount pad, and digestion box top is connected with the mount pad through fastening screw, and the mount pad upside is connected with the fluorescence detector through fastening bolt, and fluorescence detector is inside to be provided with observation appearance and light filter.
4. The rapid detection apparatus for mercury in soil according to claim 1, wherein: the digestion box top is provided with a through hole, the upper side of the through hole is provided with a connecting piece, the connecting piece is connected to the top end face of the digestion box at the outer edge of the through hole through a fastening screw, and the inner wall of the connecting piece is provided with a positioning groove.
5. The rapid detection apparatus for mercury in soil according to claim 1 or 4, wherein: the heater bottom is provided with the pipeline, and the pipeline outer wall is provided with the locating flange, locating flange and positioning groove cooperation are used to the positioning groove offsets with the locating flange, realizes being connected between heater and the connecting piece, and the inside sealing washer that is provided with of positioning groove.
6. The rapid detection apparatus for mercury in soil according to claim 1, wherein: the inner wall of the digestion box body is connected with a filter plate through a fastening screw.
7. The rapid detection apparatus for mercury in soil according to claim 6, wherein: the digestion box is characterized in that a sensor component is arranged on the inner wall of the digestion box body, the sensor component is formed by combining an optical sensor and an infrared sensor, the digestion box body is divided into an upper part and a lower part by the filter plate, a light source system is connected to the upper side of the end face of the side wall of the lower part of the digestion box body through a fastening screw, and a reflector and a light supplementing lamp are arranged on the light source system positioned in the digestion box body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320358928.1U CN219455947U (en) | 2023-03-01 | 2023-03-01 | Quick detection equipment for mercury in soil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320358928.1U CN219455947U (en) | 2023-03-01 | 2023-03-01 | Quick detection equipment for mercury in soil |
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| Publication Number | Publication Date |
|---|---|
| CN219455947U true CN219455947U (en) | 2023-08-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320358928.1U Active CN219455947U (en) | 2023-03-01 | 2023-03-01 | Quick detection equipment for mercury in soil |
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| Country | Link |
|---|---|
| CN (1) | CN219455947U (en) |
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2023
- 2023-03-01 CN CN202320358928.1U patent/CN219455947U/en active Active
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